TriState Home Services is a 3rd generation Full Service Heating, Cooling & Plumbing Contractor owned by Steven Norwood and Mi ... chael Norwood formerly of Wachter & Norwood, Inc. as well as Bert Miskell formerly of American Residential Services. The management team provides over 65 years of combined experience in the HVAC industry. We provide Residential and Light Commercial Service and Installation services in Maryland, Virginia, Pennsylvania, and West Virginia. We are recognized by our customers for the skills, training and experience of the NATE Certified Heating & Air Conditioning Service Technicians we employ. When you call TriState at (301) 624-5970, you will get a licensed, professional, well equipped Service Technician with the proper training to solve your problems for all brands of Air Conditioning & Heating Equipment. Our Plumbers are fully-qualified, experienced technicians ready to provide superior Plumbing & Rooter Services to our Customers. Each technician is thoroughly trained and possesses the skills required to handle any of your plumbing challenges. From clogged drains to water or sewer line replacements, minor or major leaks, or bathroom remodels, we are ready to provide any of your plumbing needs. read more